/*
 * @Descripttion:
 * @version:
 * @Author: lily
 * @Date: 2021-04-04 14:22:26
 * @LastEditors: lily
 * @LastEditTime: 2021-04-04 15:37:45
 */

var readline = require('readline');
const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout
})
var res = 0        // 最终结果

rl.on('line', function (line) {
    let curline = line.split(' ').map(Number)
    res = exec(curline[0], curline[1])
    console.log(res);
})

var exec = function getSum(a, b) {
    return a + b
}